Home / 23,931.20-35,885.01-8,937.71

Finding the Fourth Proportional to 23,931.20, 35,885.01 and 8,937.71

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Solution

The fourth proportional to 23,931.20, 35,885.01 and 8,937.71 is: 13,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,931.20 : 35,885.01 = 8,937.71 : x
  2. Step 2: Convert to fraction form
    23,931.20/35,885.01 = 8,937.71/x
  3. Step 3: Cross multiply
    23,931.20x = 35,885.01 × 8,937.71
  4. Step 4: Simplify right side
    23,931.20x = 320,729,812.73
  5. Step 5: Solve for x
    x = 320,729,812.73/23,931.20
  6. Step 6: Final answer
    x = 13,402.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.